Question

what are the characteristics of a good fuel

Answer 1

An ideal fuel should have the following properties:High calorific value.Moderate ignition temperature.Low moisture content.Low NOn combustible matter.Moderate velocity of combustion.Products of combustion not harmful.Low cost.Easy to transport.

Answer 2

characteristics of a good fuel are
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1)high calorific value
2)it should be abundantly available on earth
3)it should be economically profitable 
4)Low moisture content
5)easy to transport and store